Home / 249,558-387,873

Finding the Third Proportional to 249,558 and 387,873

Calculator

Solution

The third proportional to 249,558 and 387,873 is: 602,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,558 : 387,873 = 387,873 : x
  2. Step 2: Convert to fraction form
    249,558/387,873 = 387,873/x
  3. Step 3: Cross multiply
    249,558x = 387,873 × 387,873
  4. Step 4: Simplify right side
    249,558x = 150,445,464,129
  5. Step 5: Solve for x
    x = 150,445,464,129/249,558
  6. Step 6: Final answer
    x = 602,847.69

Related Problems

Find third proportional to 124,779 and 193,936.50
Half scale
Find third proportional to 499,116 and 775,746
Double scale
Find third proportional to 249,560 and 387,876
Similar ratio
Find third proportional to 374,337 and 581,809.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.